%0 Journal Article %A D. L. Berman %T Investigations of interpolation processes that are constructed with extended systems of nodes %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1971 %P 22-32 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1971_2_a2/ %G ru %F IVM_1971_2_a2